diff --git a/zh-cn/readme.md b/zh-cn/readme.md
index 99d352045eb484a767f95c43ff45983728152cf2..cc72b139b2f520fc28e32bd01cf9290f21bb18f3 100644
--- a/zh-cn/readme.md
+++ b/zh-cn/readme.md
@@ -5,6 +5,8 @@
 
 ## 设备开发-文档目录结构<a name="section135134412620"></a>
 
+- overview：[导读](device-dev\quick-start\导读.md)
+
 - quick-start：[快速入门](device-dev/quick-start/Readme-CN.md)
 
 - get-code：[获取源码/获取工具](device-dev/get-code/Readme-CN.md)